WO2011004970A3 - 공기조화기 - Google Patents

공기조화기 Download PDF

Info

Publication number
WO2011004970A3
WO2011004970A3 PCT/KR2010/003722 KR2010003722W WO2011004970A3 WO 2011004970 A3 WO2011004970 A3 WO 2011004970A3 KR 2010003722 W KR2010003722 W KR 2010003722W WO 2011004970 A3 WO2011004970 A3 WO 2011004970A3
Authority
WO
WIPO (PCT)
Prior art keywords
refrigerant
circulation channel
compressor
air conditioner
preventing
Prior art date
Application number
PCT/KR2010/003722
Other languages
English (en)
French (fr)
Other versions
WO2011004970A2 (ko
Inventor
조은준
Original Assignee
엘지전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to US13/382,854 priority Critical patent/US9581366B2/en
Priority to EP10797244.0A priority patent/EP2453187B1/en
Publication of WO2011004970A2 publication Critical patent/WO2011004970A2/ko
Publication of WO2011004970A3 publication Critical patent/WO2011004970A3/ko

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F25B31/002—Lubrication
    • F25B31/004—Lubrication oil recirculating arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F25B40/02—Subcoolers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B45/00—Arrangements for charging or discharging refrigerant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/047—Water-cooled condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/13—Economisers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

본 발명에 따른 공기조화기는, 정상적으로 냉매를 순환시키면서 열역학적 사이클을 구동하는 제1순환유로와, 상기 제1순환유로 중 응축기의 출구단으로부터 분지되어 상기 냉매에 섞인 오일을 압축기로 회수하되 과냉 열교환기를 통과시키는 제2순환유로와, 상기 제1순환유로 중 증발기로부터 직접 분지되어 상기 압축기로 회수하되 상기 과냉 열교환기를 통과시키는 제3순환유로로 구성되어 상기 압축기의 습압축을 방지함으로써 상기 압축기의 신뢰성을 상승시키고 열교환 성능 저하를 방지할 수 있는 이점을 제공한다.
PCT/KR2010/003722 2009-07-07 2010-06-10 공기조화기 WO2011004970A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/382,854 US9581366B2 (en) 2009-07-07 2010-06-10 Air conditioner
EP10797244.0A EP2453187B1 (en) 2009-07-07 2010-06-10 Air conditioner

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2009-0061813 2009-07-07
KR1020090061813A KR101542121B1 (ko) 2009-07-07 2009-07-07 공기조화기

Publications (2)

Publication Number Publication Date
WO2011004970A2 WO2011004970A2 (ko) 2011-01-13
WO2011004970A3 true WO2011004970A3 (ko) 2011-03-31

Family

ID=43429636

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2010/003722 WO2011004970A2 (ko) 2009-07-07 2010-06-10 공기조화기

Country Status (4)

Country Link
US (1) US9581366B2 (ko)
EP (1) EP2453187B1 (ko)
KR (1) KR101542121B1 (ko)
WO (1) WO2011004970A2 (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101382055B1 (ko) * 2011-09-07 2014-04-04 엘지전자 주식회사 공기 조화기
SG10201405411QA (en) * 2014-09-02 2016-04-28 Cyclect Electrical Engineering Pte Ltd Heat recovery system and method
CN104963872B (zh) * 2015-07-27 2017-09-01 珠海格力电器股份有限公司 油分桶、螺杆压缩机及空调机组
KR101700222B1 (ko) * 2016-01-28 2017-02-13 하이에어공조 주식회사 만액식 열교환기가 설치된 해수열원용 히트펌프 시스템의 운전방법
CN106766385A (zh) * 2016-12-21 2017-05-31 宁波奥克斯电气股份有限公司 多联空调的多重交叉回油系统
CN107576096A (zh) * 2017-09-12 2018-01-12 海信（山东）空调有限公司 压缩机单元及空调系统
CN109442778B (zh) * 2018-11-30 2024-04-09 珠海格力电器股份有限公司 空调系统
US11441809B2 (en) * 2019-02-15 2022-09-13 Johnson Controls Tyco IP Holdings LLP Auxiliary economizer for an HVAC system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002156161A (ja) * 2000-11-16 2002-05-31 Mitsubishi Heavy Ind Ltd 空気調和装置
JP2004170048A (ja) * 2002-11-22 2004-06-17 Daikin Ind Ltd 空気調和装置
KR100863351B1 (ko) * 2008-02-26 2008-10-15 정인식 냉동장치
KR100883600B1 (ko) * 2007-03-08 2009-02-13 엘지전자 주식회사 공기조화기

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4715196A (en) * 1986-04-11 1987-12-29 Diesel Kiki Co., Ltd. Oil returning mechanism of evaporator for air conditioner
US5761914A (en) * 1997-02-18 1998-06-09 American Standard Inc. Oil return from evaporator to compressor in a refrigeration system
US7114349B2 (en) * 2004-12-10 2006-10-03 Carrier Corporation Refrigerant system with common economizer and liquid-suction heat exchanger
JP4973872B2 (ja) 2005-10-17 2012-07-11 株式会社前川製作所 Ｃｏ２冷凍機

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002156161A (ja) * 2000-11-16 2002-05-31 Mitsubishi Heavy Ind Ltd 空気調和装置
JP2004170048A (ja) * 2002-11-22 2004-06-17 Daikin Ind Ltd 空気調和装置
KR100883600B1 (ko) * 2007-03-08 2009-02-13 엘지전자 주식회사 공기조화기
KR100863351B1 (ko) * 2008-02-26 2008-10-15 정인식 냉동장치

Also Published As

Publication number Publication date
US20120174615A1 (en) 2012-07-12
EP2453187B1 (en) 2018-03-14
EP2453187A2 (en) 2012-05-16
KR20110004157A (ko) 2011-01-13
WO2011004970A2 (ko) 2011-01-13
EP2453187A4 (en) 2014-03-26
KR101542121B1 (ko) 2015-08-05
US9581366B2 (en) 2017-02-28

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